#!/usr/bin/python
# -*- encoding: utf-8; py-indent-offset: 4 -*-
# +------------------------------------------------------------------+
# |             ____ _               _        __  __ _  __           |
# |            / ___| |__   ___  ___| | __   |  \/  | |/ /           |
# |           | |   | '_ \ / _ \/ __| |/ /   | |\/| | ' /            |
# |           | |___| | | |  __/ (__|   <    | |  | | . \            |
# |            \____|_| |_|\___|\___|_|\_\___|_|  |_|_|\_\           |
# |                                                                  |
# | Copyright Mathias Kettner 2013             mk@mathias-kettner.de |
# +------------------------------------------------------------------+
#
# This file is part of Check_MK.
# The official homepage is at http://mathias-kettner.de/check_mk.
#
# check_mk is free software;  you can redistribute it and/or modify it
# under the  terms of the  GNU General Public License  as published by
# the Free Software Foundation in version 2.  check_mk is  distributed
# in the hope that it will be useful, but WITHOUT ANY WARRANTY;  with-
# out even the implied warranty of  MERCHANTABILITY  or  FITNESS FOR A
# PARTICULAR PURPOSE. See the  GNU General Public License for more de-
# ails.  You should have  received  a copy of the  GNU  General Public
# License along with GNU Make; see the file  COPYING.  If  not,  write
# to the Free Software Foundation, Inc., 51 Franklin St,  Fifth Floor,
# Boston, MA 02110-1301 USA.

# ciscoMemoryPoolName           1.3.6.1.4.1.9.9.48.1.1.1.2
# ciscoMemoryPoolUsed           1.3.6.1.4.1.9.9.48.1.1.1.5
# ciscoMemoryPoolFree           1.3.6.1.4.1.9.9.48.1.1.1.6
# ciscoMemoryPoolLargestFree    1.3.6.1.4.1.9.9.48.1.1.1.7
#

cisco_mem_default_levels = (80.0, 90.0)

def inventory_cisco_mem(info):
    return [ (line[0], "cisco_mem_default_levels") for line in info ]

def check_cisco_mem(item, params, info):
    for line in info:
        if line[0] == item:
            mem_free =  saveint(line[2])
            mem_used =  saveint(line[1])
    mem_total = mem_free + mem_used
    return check_cisco_mem_sub(params, mem_used, mem_total)

def check_cisco_mem_sub(params, mem_used, mem_total):
    perc_used =  100 * (float(mem_used) / float(mem_total))
    warn, crit = params
    perfdata = [("mem_used", perc_used, warn, crit, 0, 100)]

    if type(warn) == float:
        infotext = " - %2.1f%% (%s) of %s used" % \
        (perc_used, get_filesize_human_readable(mem_used), get_filesize_human_readable(mem_total))
        if perc_used >= crit:
            return (2, "CRIT" + infotext + " (critical at %d%%)" % crit, perfdata)
        elif perc_used >= warn:
            return (1, "WARN" + infotext + " (warning at %d%%)" % warn, perfdata)
        else:
            return (0, "OK" + infotext, perfdata)
    else:
        infotext = " - %s (%2.1f%%) of %s used" % \
        (get_filesize_human_readable(mem_used), perc_used, get_filesize_human_readable(mem_total))
        if mem_used >= crit:
            return (2, "CRIT" + infotext + " (critical at %s MB)" % crit, perfdata)
        elif mem_used >= warn:
            return (1, "WARN" + infotext + " (warning at %s MB)" % warn, perfdata)
        else:
            return (0, "OK" + infotext, perfdata)


check_info["cisco_mem"] = {
    "check_function"        : check_cisco_mem,
    "inventory_function"    : inventory_cisco_mem,
    "service_description"   : "Mem used %s",
    "has_perfdata"          : True,
    "group"                 : "cisco_mem",
    "snmp_scan_function"    : lambda oid: oid(".1.3.6.1.4.1.9.9.48.1.1.1.6.1"),
    "snmp_info"		    : ( ".1.3.6.1.4.1.9.9.48.1.1.1", [ "2", "5", "6", "7" ]),
}
